3924439

Information

• Patent Grant
• 3924439

• References
• Source

• Patent Number

  3,924,439

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1975
  49 years ago

• CPC

  • C21D9/30 - for crankshafts for camshafts
  • B21J1/06 - Heating or cooling methods or arrangements specially adapted for performing forging or pressing operations
  • B21J17/02 - electrically heated
  • B21K1/08 - crankshafts
  • Y10T29/49286 - Crankshaft making

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working